diff --git a/alliance/src/rds/src/rfmacces.c b/alliance/src/rds/src/rfmacces.c
index 95ead9d3..edf794be 100644
--- a/alliance/src/rds/src/rfmacces.c
+++ b/alliance/src/rds/src/rfmacces.c
@@ -272,6 +272,50 @@ rdsrec_list *segmbkrds( Figure, Segment, Lynx )
                       break;
         }
       }
+      else
+      if ( TRANS == RDS_TRANS_ARCW )
+      {
+        switch ( Segment->TYPE )
+        {
+          case LEFT   :
+          case RIGHT  : X1R = X1 - DLR;
+                        Y1R = Y1 - (WS >> 1) - DWR - OFFSET;
+                        X2R = X2 + DLR;
+                        Y2R = Y2 - (WS >> 1) - OFFSET;
+
+                      break;
+
+          case DOWN   :
+          case UP     : X1R = X1 + (WS >> 1) + OFFSET;
+                        Y1R = Y1 - DLR;
+                        X2R = X2 + (WS >> 1) + DWR + OFFSET;
+                        Y2R = Y2 + DLR;
+
+                      break;
+        }
+      }
+      else
+      if ( TRANS == RDS_TRANS_ALCW )
+      {
+        switch ( Segment->TYPE )
+        {
+          case LEFT   :
+          case RIGHT  : X1R = X1 - DLR;
+                        Y1R = Y1 + (WS >> 1) + OFFSET;
+                        X2R = X2 + DLR;
+                        Y2R = Y2 + (WS >> 1) + DWR + OFFSET;
+
+                      break;
+
+          case DOWN   : 
+          case UP     : X1R = X1 - (WS >> 1) - DWR - OFFSET;
+                        Y1R = Y1 - DLR;
+                        X2R = X2 - (WS >> 1) - OFFSET;
+                        Y2R = Y2 + DLR;
+
+                      break;
+        }
+      }
     
       X1R = RfmRoundLow ( X1R );
       Y1R = RfmRoundLow ( Y1R );
diff --git a/alliance/src/rds/src/rpr.h b/alliance/src/rds/src/rpr.h
index dacf96e2..10afa2e8 100644
--- a/alliance/src/rds/src/rpr.h
+++ b/alliance/src/rds/src/rpr.h
@@ -80,8 +80,10 @@
 # define RDS_TRANS_LCW        (unsigned char)1
 # define RDS_TRANS_RCW        (unsigned char)2
 # define RDS_TRANS_VWS        (unsigned char)3
+# define RDS_TRANS_ALCW       (unsigned char)4
+# define RDS_TRANS_ARCW       (unsigned char)5
 
-# define RDS_MAX_TRANS        ( RDS_TRANS_VWS + 1 )
+# define RDS_MAX_TRANS        ( RDS_TRANS_ARCW + 1 )
 
 # define MBK_REF_REF          0
 # define MBK_REF_CON          1
diff --git a/alliance/src/rds/src/rprparse.c b/alliance/src/rds/src/rprparse.c
index d2c2ed47..3b2fcfb7 100644
--- a/alliance/src/rds/src/rprparse.c
+++ b/alliance/src/rds/src/rprparse.c
@@ -126,6 +126,7 @@
   static keyword KeywordDefine [ RPR_MAX_KEYWORD ] =
  
   {
+    { "alcw",         RDS_TRANS_ALCW   },
     { "all",          RDS_USE_ALL      },
     { "alu1",         ALU1             },
     { "alu2",         ALU2             },
@@ -136,6 +137,7 @@
     { "alu7",         ALU7             },
     { "alu8",         ALU8             },
     { "alu9",         ALU9             },
+    { "arcw",         RDS_TRANS_ARCW   },
     { "c_x_n",        C_X_N            },
     { "c_x_p",        C_X_P            },
     { "calu1",        CALU1            },
diff --git a/alliance/src/rds/src/rprparse.h b/alliance/src/rds/src/rprparse.h
index 7efe1dd0..040cceff 100644
--- a/alliance/src/rds/src/rprparse.h
+++ b/alliance/src/rds/src/rprparse.h
@@ -31,7 +31,7 @@
 # define RPR_MAX_RDS_UNIT      100000L
 # define RPR_EPSILON           ((double)0.001)
 # define RPR_MAX_BUFFER        512
-# define RPR_MAX_KEYWORD       149
+# define RPR_MAX_KEYWORD       151
 
 # define RPR_SEPARATORS_STRING " \t\n"
 # define RPR_COMMENT_CHAR      '#'